With the pink id and yellow house book get your DL with the 13 digit number, it helps out because if you use your passport every-time you get a new passport you have to update the DL…
the pink id number is for life
Also you can open a bank acct and get a SIM card with the 13 digit number on the pink id
And the best part is the fast track at the airport…no more long lines
Blue book make sure she’s the blue book house master if not a TM30 will need to be filled out by the blue book house master to say yes he’s staying here along with a scan/photo of the house masters ID card